2100055955

素因数分解:

$5^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1\times {\mathrm{8831}}^1$

素因数の和:9274

約数の個数: 16

約数和(自身を含む): 2543616000

約数和(自身を除く): 443560045

約数列:

[1, 5, 199, 239, 995, 1195, 8831, 44155, 47561, 237805, 1757369, 2110609, 8786845, 10553045, 420011191, 2100055955]

約数ペア:

[(1, 2100055955), (5, 420011191), (199, 10553045), (239, 8786845), (995, 2110609), (1195, 1757369), (8831, 237805), (44155, 47561)]